142003355 has 8 divisors (see below), whose sum is σ = 183512112. Its totient is φ = 104863968.

The previous prime is 142003331. The next prime is 142003387. The reversal of 142003355 is 553300241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142003355 - 2²² = 137809051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142003355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092269 + ... + 1092398.

It is an arithmetic number, because the mean of its divisors is an integer number (22939014).

Almost surely, 2^142003355 is an apocalyptic number.

142003355 is a deficient number, since it is larger than the sum of its proper divisors (41508757).

142003355 is a wasteful number, since it uses less digits than its factorization.

142003355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184685.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 142003355 is about 11916.5160596543. The cubic root of 142003355 is about 521.7144533704.

Adding to 142003355 its sum of digits (23), we get a triangular number (142003378 = T₁₆₈₅₂).

Adding to 142003355 its reverse (553300241), we get a palindrome (695303596).

The spelling of 142003355 in words is "one hundred forty-two million, three thousand, three hundred fifty-five".